Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC2YSM callsign genealogy
Currently held by KB2YUR ECOM
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KC2YSM's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC2YSM.
- W2HVLexpiredKB2YUR ECOMNYgranted 2013-07-30cancelled 2025-07-31